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[trace] moved up a method to make it available for more clients

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Moritz Eysholdt 2013-01-16 17:10:38 +01:00
parent dccd19723d
commit 398a2a3363
1 changed files with 18 additions and 0 deletions
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18
plugins/org.eclipse.xtext/src/org/eclipse/xtext/generator/trace/DefaultTraceURIConverter.java
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@ -27,4 +27,22 @@ public class DefaultTraceURIConverter implements ITraceURIConverter {
return uri.trimFragment().trimQuery();
}
// this method is used by subclasses
protected boolean isPrefix(URI prefix, URI uri) {
if (prefix.scheme() == null || !prefix.scheme().equals(uri.scheme()))
return false;
String[] prefixSeg = prefix.segments();
String[] uriSeg = uri.segments();
if (prefixSeg.length == 0 || uriSeg.length == 0)
return false;
if (!"".equals(prefixSeg[prefixSeg.length - 1])) // this is true when the URI has a trailing slash ("/").
return false;
if (uriSeg.length < prefixSeg.length - 1)
return false;
for (int i = 0; i < prefixSeg.length - 1; i++)
if (!uriSeg[i].equals(prefixSeg[i]))
return false;
return true;
}
}